AR844 Sound Level Meter
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- Pick up from the Safestallbd Store
House - 11 (2ndfloor), Road - 16, Sector - 11, Uttara, Dhaka 1230
Free
- Steadfast Courier Delivery
Steadfast courier will deliver to the specified address
Inside Dhaka - (24hours) - 70 TK, Outside Dhaka -(48hours) - 130 TK
- Pathao Courier Delivery
Pathao courier will deliver your products to the specific address
Inside Dhaka - (24hours) - 70 TK, Outside Dhaka - (2-3 Days) - 130 TK
- Sundarban Courier Delivery
Sundarban courier will deliver to the specified address
Inside Dhaka - (24hours) - 80 TK, Outside Dhaka - (48hours) - 150 TK
- Warranty 1 year
- Free 7-Day Returns
Available Payment Methods:
Product Features:
AR844 Sound Level Meter is a versatile and high-performance device designed for accurate measurement of sound pressure levels in diverse environments. With both A and C frequency weighting, it offers flexibility in assessing noise levels according to human hearing sensitivity and broader acoustic energy.
Ideal for industrial, environmental, transportation, and workplace noise monitoring, this Class 2 sound meter delivers precise measurements across a wide frequency range of 31.5 Hz to 8.5 kHz and supports AC/DC signal output for advanced analysis.
✅ Key Features
Dual Frequency Weighting – A & C weighting options for human ear response and full-spectrum sound
Broad Measuring Range – Measures from 30–130 dBA and 35–130 dBC
High Accuracy – ±1.5 dB with a 1/2″ condenser microphone for reliable results
Fast & Slow Time Weighting – Analyze both steady and varying sound levels
Clear Display – 4-digit LCD with backlight and bar graph for real-time monitoring
Multiple Range Modes – 4 selectable measuring ranges to suit different environments
Max/Min Hold & Over Range Indication – Easily track peaks and threshold breaches
Data Storage – Records and stores up to 4,700 groups for later review
AC/DC Signal Output – Enables external analysis or data recording
External Power Support – Ideal for continuous or long-term monitoring
✅ Technical Specifications
| Specification | Details |
|---|---|
| Product Name | AR844 Sound Level Meter |
| Microphone | 1/2 inch Condenser Microphone |
| Measuring Range | 30 |
| Accuracy | ±1.5 dB |
| Frequency Weighting | A & C |
| Frequency Range | 31.5 Hz ~ 8.5 kHz |
| Sampling Rate | 2 times/sec |
| Range Selection | 4 modes |
| Display Resolution | 4 digits, 0.1 dB |
| Time Weighting | Fast / Slow |
| Backlight Display | Yes |
| Level Range Bar Graph | Yes |
| Range Over Indication | Yes |
| Max / Min Hold | Yes |
| Auto Power Off | Yes |
| Battery Indication | Yes |
| Data Storage | 4,700 groups |
| Signal Output | AC & DC |
| External Power Supply | Supported |
| Standard Compliance | IEC651 TYPE 2, ANSI S1.4 TYPE 2 |
